forked from: 関数のオーバーヘッドありすぎない？
/**
* Copyright beinteractive ( http://wonderfl.net/user/beinteractive )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/zDaO
*/
// forked from keno42's 関数のオーバーヘッドありすぎない？
package {
import flash.display.Sprite;
import flash.text.*;
import flash.utils.*;
public class FlashTest extends Sprite {
private static const COUNT:uint = 2000000;
private var tf:TextField = new TextField();
public function FlashTest() {
// write as3 code here..
addChild(tf);
tf.autoSize = "left";
testInline();
testPrivate();
testStatic();
testClosure();
}
private function privateFunc(value:Number):Number{
return (value + value * value) / value;
}
private static function staticFunc(value:Number):Number{
return (value + value * value) / value;
}
private function testInline():void
{
var time:uint = getTimer();
var i:Number, j:Number;
for( i=0; i < COUNT; i++ ){
j = (i + i * i) / i;
}
tf.appendText("インライン: " + String(getTimer()-time) + "\n");
}
private function testPrivate():void
{
var time:uint = getTimer();
var i:Number, j:Number;
for( i=0; i < COUNT; i++ ){
j = privateFunc(i);
}
tf.appendText("private関数: " + String(getTimer()-time) + "\n");
}
private function testStatic():void
{
var time:uint = getTimer();
var i:Number, j:Number;
for( i=0; i < COUNT; i++ ){
j = staticFunc(i);
}
tf.appendText("static関数: " + String(getTimer()-time) + "\n");
}
private function testClosure():void
{
var func:Function = function(value:Number):Number{
return (value + value * value) / value;
}
var time:uint = getTimer();
var i:Number, j:Number;
for( i=0; i < COUNT; i++ ){
j = func(i);
}
tf.appendText("関数: " + String(Number(getTimer())-time) + "\n");
}
}
}